Update notes for version 1.0.0.3

Added:

• Restart option
• Big slime
• Improved map (still not finished)
• Sound effects
• Weapon swapping. No need to drop the weapon to pick a new one
• FPS display (can be turned on using F1)
• Fountain (heals the player)
• HP Amulet (increases max hp by 1)

Bugfixes:

• Grass patches no longer appearing on the path
• Slime's dead corpse depth issue fixed